NPPES file of Aug 9, 2026

Isaac E. Sasson, MD PHD

Reproductive Endocrinology Physician · Rockville, MD

Isaac E. Sasson, MD PHD is a reproductive endocrinology physician with a practice address in Rockville, Maryland, and NPI 1679741268, issued on Feb 15, 2008. Check the license (Maryland D74003, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1679741268
Name
Isaac E. Sasson
Credential
MD PHD
Primary taxonomy
Reproductive Endocrinology Physician 207VE0102X
License numbers
D74003 MD
MD436246 PA
25MA08682200 NJ
Self-reported in NPPES; status is on the state search
Practice location
15001 Shady Grove RD Ste 340, Rockville, MD 20850
Phone
(301) 340-6478
Enumerated
Feb 15, 2008
Record last updated
Aug 23, 2012 (not updated in 14 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Isaac E. Sasson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D74003
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Maryland license search

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85% fewer Medicare Part D claims than the average reproductive endocrinology physician in 2024

12 Medicare Part D claims, against an average of 82 among the 302 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Isaac Sasson12
  2. Specialty average82

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $73.92

3 payments; by number, the most common kind was food and beverage; the largest payer was Organon Llc. The 1,066 providers of this specialty with any payment received $1,086.52 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Isaac Sasson$73.92
  2. Specialty average$1,086.52

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Isaac E. Sasson among 40 reproductive endocrinology physician records in Maryland

Isaac E. Sasson, MD PHD is one of 40 reproductive endocrinology physician records with a practice address in Maryland. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 65% of them.

  • NPI issued2008 · 65% of these records are older, 28% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileNo · 15% of these records are
  • Record last updated2012 · 53% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207VE0102X and a Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Reproductive Endocrinology Physician providers in Maryland

There are 40 reproductive endocrinology physician records in Maryland.

The 8 reproductive endocrinology physician records with the nearest ZIP codes

  1. Joseph Doyle, M.D.Rockville, MD 208501871650929
  2. Lisa Halvorson, MDRockville, MD 208501568412088
  3. Micah Hill, D.O.Rockville, MD 208501922081934
  4. Kathryn Humm, MDRockville, MD 208501255594255
  5. Sandy Li, M.D.Rockville, MD 208501891817920
  6. Siu Ting Ng-Wagner, M.D.Rockville, MD 208501851491476
  7. Jeanne O'Brien, M.D.Rockville, MD 208501164503058
  8. Lauren Roth, MDRockville, MD 208501417003047

Common questions

What is Isaac E. Sasson, MD PHD's NPI number?

Isaac E. Sasson, MD PHD's National Provider Identifier (NPI) is 1679741268, issued on Feb 15, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Isaac E. Sasson, MD PHD located?

The NPPES record lists a practice address at 15001 Shady Grove RD Ste 340, Rockville, MD, 20850. Phone: (301) 340-6478. Providers update this record themselves, so call before visiting.

How can I verify Isaac E. Sasson, MD PHD's license?

NPPES lists Maryland license number D74003, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Isaac E. Sasson, MD PHD prescribe under Medicare Part D?

In 2024, Isaac E. Sasson, MD PHD had 12 Medicare Part D claims; the average among reproductive endocrinology physician prescribers was 82. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.